20035456

素因数分解:

$2^7\times 7^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 46512000

約数和(自身を除く): 26476544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 128, 224, 236, 379, 413, 448, 472, 758, 826, 896, 944, 1516, 1652, 1888, 2653, 3032, 3304, 3776, 5306, 6064, 6608, 7552, 10612, 12128, 13216, 21224, 22361, 24256, 26432, 42448, 44722, 48512, 52864, 84896, 89444, 156527, 169792, 178888, 313054, 339584, 357776, 626108, 715552, 1252216, 1431104, 2504432, 2862208, 5008864, 10017728, 20035456]

約数ペア:

[(1, 20035456), (2, 10017728), (4, 5008864), (7, 2862208), (8, 2504432), (14, 1431104), (16, 1252216), (28, 715552), (32, 626108), (56, 357776), (59, 339584), (64, 313054), (112, 178888), (118, 169792), (128, 156527), (224, 89444), (236, 84896), (379, 52864), (413, 48512), (448, 44722), (472, 42448), (758, 26432), (826, 24256), (896, 22361), (944, 21224), (1516, 13216), (1652, 12128), (1888, 10612), (2653, 7552), (3032, 6608), (3304, 6064), (3776, 5306)]